Weather on October 17
Pomona, CA
55 Years of Data
Avg High
80°F
Avg Low
55°F
Warmest
2012
80°F avg
Coldest
1971
52°F avg
About This Date
October 17th in Pomona, CA typically brings warm fall weather, with average highs around 80°F and lows near 55°F — a 25°F daily swing. Over 52 years of records, the warmest October 17th was in 2012 (80°F average), while the coldest was 1971 (52°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 12% of October 17th dates historically, with the wettest October 17th recording 5.84" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for October 17th in Pomona, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 53° | 67° | — | — |
| 2024 | 62° | 57° | 60° | — | — |
| 2023 | 86° | 61° | 73° | — | — |
| 2022 | 80° | 55° | 68° | — | — |
| 2021 | 78° | 51° | 65° | — | — |
| 2020 | 89° | 65° | 77° | — | — |
| 2019 | 75° | 57° | 66° | — | — |
| 2018 | 80° | 52° | 66° | — | — |
| 2017 | 92° | 63° | 77° | — | — |
| 2016 | 69° | 54° | 61° | — | — |
| 2015 | 81° | 62° | 71° | — | — |
| 2014 | 78° | 52° | 65° | — | — |
| 2013 | 82° | 51° | 67° | — | — |
| 2012warmest | 98° | 62° | 80° | — | — |
| 2011 | 85° | 56° | 70° | — | — |
| 2010 | 63° | 59° | 61° | 0.15" | — |
| 2009 | 96° | 43° | 69° | — | — |
| 2008 | 95° | 60° | 78° | — | — |
| 2007 | 63° | 73° | 68° | — | — |
| 2006 | 70° | 50° | 60° | — | — |
| 2005 | 67° | 55° | 61° | 3.94" | — |
| 2004 | 71° | 58° | 64° | 5.84" | — |
| 2003 | 98° | 56° | 77° | — | — |
| 2002 | 68° | 55° | 62° | — | — |
| 2001 | 87° | 57° | 72° | — | — |
| 2000 | 88° | 55° | 71° | — | — |
| 1999 | 86° | 48° | 67° | — | — |
| 1998 | 79° | 49° | 64° | — | — |
| 1994 | 75° | 45° | 60° | — | — |
| 1993 | 73° | 53° | 63° | — | — |
| 1992 | 75° | 50° | 63° | 0.84" | — |
| 1991 | 83° | 60° | 71° | — | — |
| 1990 | 84° | 57° | 71° | — | — |
| 1989 | 91° | 51° | 71° | — | — |
| 1988 | 90° | 51° | 70° | — | — |
| 1987 | 81° | 58° | 69° | — | — |
| 1986 | 72° | 52° | 62° | — | — |
| 1985 | 74° | 55° | 64° | — | — |
| 1984 | 74° | 49° | 61° | 0.38" | — |
| 1983 | 75° | 58° | 66° | — | — |
| 1982 | 84° | 53° | 69° | — | — |
| 1981 | 83° | 47° | 65° | — | — |
| 1980 | 72° | 46° | 59° | — | — |
| 1979 | 75° | 56° | 65° | — | — |
| 1978 | 81° | 55° | 68° | — | — |
| 1977 | 83° | 52° | 67° | — | — |
| 1976 | 79° | 52° | 65° | — | — |
| 1975 | 91° | 54° | 72° | — | — |
| 1974 | 98° | 59° | 79° | — | — |
| 1973 | 94° | 59° | 76° | — | — |
| 1972 | 73° | 53° | 63° | — | — |
| 1971coldest | 61° | 44° | 52° | 0.23" | — |
52 years of data from POMONA/FAIRPLEX